Electrical transformer



FIG. 1 is a front view of my new design for an electrical transformer with the rear view being a mirror image thereof;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for an electrical transformer, as shown and described. 